Meaning | A heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons. |
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Synonyms | uranium, U |
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Narrower | uranium 235 | A uranium isotope with mass number 235 |
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uranium 238 | The commonest isotope of uranium |
Broader | metallic element, metal | Any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
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Substance of | uraninite, pitchblende | A mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium |
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Spanish | número atómico 92, U, uranio |
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Catalan | número atòmic 92, U, urani |
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